

var ns4			=	document.layers?1:0
var ie4			=	document.all?1:0
var ns6			=	document.getElementById&&!document.all?1:0
var speed		=	10
if (ns4) {
	var reference	=	window.innerWidth/window.innerHeight
	var temp		=	eval("document.i1.clip")
	temp.left		=	temp.top	=	0
	temp.right		=	window.innerWidth
	temp.bottom		=	window.innerHeight
}
else if (ie4||ns6 ){
	var reference	=	ns6?parseInt(window.innerWidth)/window.innerHeight: document.body.clientWidth/	document.body.clientHeight
	var rightclip,leftclip,topclip,bottomclip
	var temp		=	ns6?document.getElementById("i1").style:document.all.i1.style
	topclip			=	leftclip		=	0
	rightclip		=	temp.width		=	ns6?window.innerWidth*0.98:document.body.clientWidth
	bottomclip		=	temp.height	=	ns6?window.innerHeight-2:document.body.clientHeight
}
function doit(){
window.scrollTo(0,0)
if (ns4) {
	if (temp.left>window.innerWidth/2)
		clearInterval(stopit)
		temp.left		+=	reference*speed
		temp.top		+=	speed
		temp.right		-=	reference*speed
		temp.bottom		-=	speed
	}
	else if (ie4||ns6) {
		halfofbrowser	=	ns6?parseInt(window.innerWidth/2):document.body.clientWidth/2
		if (leftclip>halfofbrowser) {
			clearInterval(stopit)
			temp.display=	"none"
		}
		temp.clip		=	"rect( "+topclip+" "+rightclip+" "+bottomclip+" "+leftclip+")"
		leftclip		+=	reference*speed
		topclip			+=	speed
		rightclip		-=	reference*speed
		bottomclip		-=	speed
	}
}
stopit	=	setInterval("doit()",100)